They were cohabiting for three years before their marriage. 他们同居了三年才结婚.
Some people choose to cohabit rather than marry. 有些人选择同居而不结婚。
Thousands of people cohabit without being married. 数以千计的人没有结婚就同居。
cohabit
[ verb ] share living quarters; usually said of people who are not married and live together as a couple <verb.stative>live togethershack up
Cohabit \Co*hab"it\, v. i. [imp. & p. p. {Cohabited}; p. pr. & vb. n. {Cohabiting}.] [L. cohabitare; co- + habitare to dwell, to have possession of (a place), freg. of habere to have. See {Habit}, n. & v.] 1. To inhabit or reside in company, or in the same place or country.
The Philistines were worsted by the captived ark . . . : they were not able to cohabit with that holy thing. --South.
2. To dwell or live together as husband and wife.
The law presumes that husband and wife cohabit together, even after a voluntary separation has taken place between them. --Bouvier.
Note: By the common law as existing in the United States, marriage is presumed when a man and woman cohabit permanently together, being reputed by those who know them to be husband and wife, and admitting the relationship. --Wharton.
Young people whose parents divorced during the years they were growing up were substantially more likely to have extensive premarital sex and to cohabit before marriage.
But in his ambition to become prime minister, Mr Berlusconi has gathered some odd bedfellows who may find it impossible to cohabit in government. Thus there is a curious paradox in the election result.
All the opinion polls point to a landslide for a centre-right government which will have to cohabit with the Socialist president, Mr Mitterrand, whose second term has two more years to run.